TomskGAZPROMgeofjzika Geophysical Services We provide full range of well logging and mud logging op- erations, cement quality control, MWD and well engineering services throughout Western and Eastern Siberia. Over 15 years of top quality operation, we have been part of 150 projects, including construction engineering services for Vostok 1 and Vostok 3 super deep (more than 5000 m) strati- graphic wells in Tomsk region, and geological exploration services for Vankor oil fjeld in Krasnoyarsk region. TomskGAZPROMgeofjzika
Company Profjle { Logging while drilling { Production logging for reservoir management and well workover purposes { Logging while drilling in horizontal wells { Downhole drilling telemetry for all well { Well perforation types, including horizontal wells and { Well stimulation sidetracks { Mud logging TomskGAZPROMgeofjzika
Our operations bases and storage facilities are strategically located around Tomsk region: Tie town of Kedrovy - Operations base and explosives storage Myldzhin gas condensate fjeld - Operations base and explosives storage Tie town of Strezhevoy - Operations base TomskGAZPROMgeofjzika
We employ qualifjed personnel capable of running logs in both oil and gas wells and performing full range of well servicing operations. Of the 400 company employees, more than 70% hold univer- sity degrees in engineering and have extensive industry experi- ence. Tie core of the company is comprised of Tomsk Polytechnic University graduates majoring in Geophysical Exploration. TomskGAZPROMgeofjzika
We provide the following solutions to our customers: Technology { Early detection of oil/gas shows and lost circulation { Well deepening optimization { Optimum drilling mode selection and maintenance { Real-time detection of alarm conditions { Well conditioning and casing control { Well cementing control { Well steering TomskGAZPROMgeofjzika
We provide the following solutions to our customers: Geology and Geophysics { Optimization of G&G data acquisition techniques { Lithostratigraphic interpretation { Identifjcation of marker beds { Reservoir identifjcation and saturation interpretation { Well path and well integrity control Modular logging tools are used for minimum well downtime. TomskGAZPROMgeofjzika
We provide the following solutions to our customers: Data Management { Data is acquired, processed and stored in databases ready for further use { Data acquired is transferred to the customer in real time TomskGAZPROMgeofjzika
Logging While Drilling In open hole: { Conventional logging, SP logging, { High frequency induction logging resistivity logging { Density logging { Sidewall resistivity logging { Array sonic logging { Lateral logging { Dip logging { Induction logging { Tiermal logging { Micrologging, microcaliper logging, microwave logging { Gamma and neutron logging { Caliper and profjle logging In cased hole: { Sonic cement bond logging { Nuclear logging { Density cement bond logging { Tiermal logging { Dip logging TomskGAZPROMgeofjzika
LWD Techniques Sidewall Resistivity Logging: { formation delineation { reservoir identifjcation { porosity determination { oil-gas saturation determination Logs are run in each well for well-to-well correlation pur- poses, stratigraphic interpretation of the penetrated for- mations, identifjcation of permeable intervals. Lateral Logging: { section stratifjcation, including delineation of thin beds { resistivity determination in brine-fjlled wells { resistivity determination in high-resistivity sections TomskGAZPROMgeofjzika
LWD Techniques SP (Spontaneous Potential) { section stratifjcation, reservoir identifjcation { formation evaluation { shale content determination { porosity determination Mud Resistivity Logging Mud resistivity data is used for laterolog interpretation. Micrologging { reservoir identifjcation { detailed stratigraphic section interpretation, identifjcation of dense and permeable beds { NTG determination { fmushed zone resistivity determination { identifjcation of radial resistivity gradient TomskGAZPROMgeofjzika
LWD Techniques High Frequency Induction Logging { formation resistivity determination for oil/gas saturation analysis Applicable in brine-fjlled wells. Applicable in vertical, deviated and horizontal wells. TomskGAZPROMgeofjzika
LWD Techniques Neutron and Gamma Logging { lithostratigraphic interpretation { well-to-well correlation { clay content determination { formation depth positioning { OGC determination { casing collar depth positioning { perforated interval identifjcation and depth positioning { bulk water content determination { rock gamma activity determination TomskGAZPROMgeofjzika
LWD Techniques Density Logging { rock bulk volume determination { lithological interpretation { porosity determination Sonic Logging { lithological interpretation and rock elasticity determination { primary and secondary porosity determination { reservoir saturation determination (from sonic array logs) { fractured and vuggy reservoirs identifjcation { synthetic seismogram calculation and correlation with seismic data TomskGAZPROMgeofjzika
LWD Techniques Caliper Logging { annular volume determination for more effjcient cement jobs { determination of optimum surface casing shoe and intermediate casing depth { determination of optimum drill stem testing interval { determination of wellbore diameter for laterolog and nuclear log interpretation Dip Logging { determination of wellbore 3D position in open and cased hole { determination of wellbore section profjle with on-site printout { determination of cased well 3D position TomskGAZPROMgeofjzika
LWD Techniques Cement Bond Logging and Well Integrity Control Applied in both conventional and complex geology envi- ronments requiring sue of lightweight and aerated cement slurry. { determination of TOC { determination of intervals cemented with various slurries { determination of string eccentricity { determination of slurry density where it cannot be measured by a densitometer { determination of casing wall thickness { locating collars, centralizers, special packers, etc. TomskGAZPROMgeofjzika
LWD Techniques Casing Integrity Control MPD logging with wall thickness test in one tool trip. Does not require production string removal or any other special well preparation. Horizontal Well Logging { suffjcient information on reservoir properties and saturation is acquired in one trip TomskGAZPROMgeofjzika
Mud Logging Performed with RAZREZ 2 Mud Logging Unit, including: { drilling monitoring station { gas analysis unit { geological module { cementing monitoring module { communication facilities for real-time data transfer TomskGAZPROMgeofjzika
Mud Logging Data exchange Driller's Drill rig Customer's Internet control office Client's technological Monitoring Set of transmitters service and interpretation crew Advanced mud logging unit Kedr-02 station Depth (System for data acquisition and processing) Tripping speed Weight indicator Gas analysis unit Geological module Cementing monitoring unit MWD HC fractional analysis Cuttings log Slurry flow rate System Station Percentage composition Cuttings fractional composition Slurry density Gas analyzer Luminescent-bitumenological analysis Pressure in flowlines Zenith Max. limit of flammable gas Lithologic and stratigraphic layering Slurry temperature Azimuth TomskGAZPROMgeofjzika
Mud Logging Advanced Mud Logging Unit { automatically acquires, processes, displays, records and interprets geological and technological data while drilling vertical, deviated and horizontal oil/gas wells { gives recommendations to customer’s Technological Service regarding optimum drilling modes, bit run, etc. { stores and visualizes about 200 measured and calculated properties TomskGAZPROMgeofjzika
Mud Logging Gas Analysis Unit { performs mud logging through continuous automated HC content control while drilling { increases operations safety due to early gas show control system and toxic gas alert system From mud logging data, potential pays can be identifjed and formation satura- tion can be evaluated. TomskGAZPROMgeofjzika
Mud Logging Geological Module { provides reliable geological information on drilling cuttings and cores { evaluates oil saturation { carries a microimaging unit storing sample images in a database TomskGAZPROMgeofjzika
Mud Logging Real-time Cementing Monitoring Module { independent operation monitoring enhances quality and safety of cement jobs { provides continuous control of technological operations, slurry parameters, slurry pumping rates, pressure in fmowlines, warning the operator if any of the design parameters are breached Tie module is 100% compatible with RAZREZ 2 unit and can be used both as part of a mud logging station and as a stand-alone tool. TomskGAZPROMgeofjzika
Mud Logging Communication Facilities { allow remote monitoring of drilling operations through real-time information transfer from drillsite to customer’s management Reliable, immediate, well-organized information. Information is server-based and accessible any time. TomskGAZPROMgeofjzika
Geological Interpretation Service { performs prompt interpretation of well and mud logs { facilitates customer’s ability to manage fjeld development and operation { interprets well testing data { digitalizes and edits archive hard copies for further reinterpretation TomskGAZPROMgeofjzika
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